For a fleeting moment, Ukraine’s conflict may have come full circle. In the past 48 hours, US President Donald Trump has perhaps said his most forcefully direct words yet on arming Ukraine. And in the same period,

When a reporter asked Tuesday who approved the pause, President Trump responded curtly: "I don't know. Why don't you tell me?"

President Donald Trump said on Tuesday he had approved sending U.S. defensive weapons to Ukraine and was considering additional sanctions on Moscow, underscoring his frustration with Russian President Vladimir Putin over the growing death toll in Russia's war with Ukraine.